Rename plugins interfaces module

lib/plugins_interface/wake_lock.dart

@@ -0,0 +1,9 @@
+import 'package:wakelock/wakelock.dart';
+
+/// Wake lock plugin interface
+///
+/// @author Pierre Hubert
+
+/// Interface for requesting device wake locking
+Future<void> setWakeLock(bool enabled) async =>
+    await Wakelock.toggle(on: enabled);